Prism.languages.bnf={string:{pattern:/"[^\r\n"]*"|'[^\r\n']*'/},definition:{pattern:/<[^<>\r\n\t]+>(?=\s*::=)/,alias:["rule","keyword"],inside:{punctuation:/^<|>$/}},rule:{pattern:/<[^<>\r\n\t]+>/,inside:{punctuation:/^<|>$/}},operator:/::=|[|()[\]{}*+?]|\.{3}/},Prism.languages.rbnf=Prism.languages.bnf;